Create README.md

2026-04-22 06:16:18 +03:00 · 2019-11-19 00:45:42 +03:00
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+# GZipCompression
+[![License: GPL v3](https://img.shields.io/badge/License-GPLv3-blue.svg)](https://www.gnu.org/licenses/gpl-3.0)
+![GitHub repo size](https://img.shields.io/github/repo-size/xfox111/GZipCompression?label=Repository%20size)
+
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+
+Multi-thread console program which is used to compress/decompress files using block-by-block compression. I've done this project as an entrance test for Software developer position in Veeam Software
+## Features:
+- Compression by separate 1MB blocks
+- Decompression
+- Can decompress only those archives which have been compressed by the archiver
+- Archives cannot be unpacked with other archivers
+- Very fast (see "Test results" below)
+## Usage
+1. Unzip package
+2. Open Command prompt (or PowerShell)
+3. Navigate to program's folder (`cd "{ABSOLUTE_FOLDER_PATH}"`)
+4. Type `GZipTest.exe [compress | decompress] {ABSOLUTE_SOURCE_FILE_PATH} {ABSOLUTE_DESTINATION_FILE_PATH}`
+5. Press Enter
+## Test results
+### Test machine specs
+- Intel Core i5-2300 2,8 GHz 4 threads
+- 10 ГБ ОЗУ DDR3 1333 MHz
+- WDC WDS240G2G0A-00JH30 – SSD
+- Radeon RX 580
+#### WinRAR archive (500MB)
+- Compressed in: 5 seconds
+- Decompressed in 1 seconds
+#### WinRAR archive (42GB)
+- Compressed in: 10 minutes
+- Decompressed in 6 minutes
+## Copyrights
+> ©2019 Michael "XFox" Gordeev